/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

import ejb.FilmBean;
import ejb.FilmBeanLocal;
import ejb.FilmEntity;
import java.io.IOException;
import java.io.PrintWriter;
import javax.ejb.EJB;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.util.*;

/**
 *
 * @author alexcarpentieri
 */
@WebServlet(name = "FilmServlet", urlPatterns = {"/FilmServlet"})
public class FilmServlet extends HttpServlet {
   @EJB
    private FilmBeanLocal filmBean;
     
    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        List<FilmEntity> lista = null;
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        
        String operazione=request.getParameter("operazione") ;
        if(operazione.compareTo("inserimento")==0){
            FilmEntity film= new FilmEntity(request.getParameter("titolo"),request.getParameter("descrizione"));
            filmBean.insertFilm(film);
            
        }else if (operazione.compareTo("ricerca")==0){
            lista=filmBean.findByTitolo("alex");
            
        }
        try {
            out.println("<html>");
            out.println("<head>");
            out.println("<title>Servlet FilmServlet</title>");  
            out.println("</head>");
            out.println("<body>");
            out.println("<h1>Operazione scelta " + operazione + "</h1>");
            out.println("<h1>Operazione scelta " + lista.toString() + "</h1>");

            out.println("<h1>Servlet FilmServlet at " + request.getContextPath () + "</h1>");
            out.println("</body>");
            out.println("</html>");
        } finally {            
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
